3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { protected $path = '/tmp/directory'; public function createTestFiles () { $amount = 63; if (!is_dir($this->path)) { mkdir($this->path); } foreach (scandir($this->path) as $filename) { @unlink("{$this->path}/$filename"); } for ($num = 1; $num <= $amount; $num++) { fopen("{$this->path}/{$num}.txt", "a"); } } public function runTest() { echo 'get by foreach: ' . $this->getByForeach() . PHP_EOL; echo 'get by foreach with rewind: ' . $this->getByForeachWithRewind() . PHP_EOL; echo 'get by foreach after foreach: ' . $this->getByForeachAfterForeach() . PHP_EOL; echo 'get by loop: ' . $this->getByloop() . PHP_EOL; echo 'get by iterator_to_array: ' . $this->getByIteratorToArray() . PHP_EOL; echo 'get by iterator_to_array with rewind: ' . $this->getByIteratorToArrayWithRewind() . PHP_EOL; } public function getByForeach() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByForeachWithRewind() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; $directory->rewind(); foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByForeachAfterForeach() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; foreach ($directory as $filename => $fileInfo) { // do nothing } foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByLoop() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; while ($directory->valid()) { $count++; $directory->next(); } return $count; } public function getByIteratorToArray() { $directory = new RecursiveDirectoryIterator($this->path); return count(iterator_to_array($directory)); } public function getByIteratorToArrayWithRewind() { $directory = new RecursiveDirectoryIterator($this->path); $directory->rewind(); return count(iterator_to_array($directory)); } } $test = new Test(); $test->createTestFiles(); $test->runTest();

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.30.0160.00619.33
8.5.20.0150.00920.53
8.5.10.0160.00717.14
8.5.00.0200.00720.61
8.4.180.0180.01120.25
8.4.170.0170.01224.32
8.4.160.0180.00824.46
8.4.150.0110.00417.18
8.4.140.0160.01218.32
8.4.130.0110.00019.62
8.4.120.0070.00524.64
8.4.110.0140.00919.18
8.4.100.0080.00419.18
8.4.90.0170.00721.09
8.4.80.0110.00519.47
8.4.70.0090.00418.67
8.4.60.0130.01319.24
8.4.50.0050.00518.99
8.4.40.0100.01421.08
8.4.30.0100.01419.31
8.4.20.0030.00724.05
8.4.10.0200.00321.24
8.3.300.0170.00819.21
8.3.290.0150.01020.93
8.3.280.0180.00818.49
8.3.270.0140.01016.77
8.3.260.0140.01016.78
8.3.250.0150.00818.92
8.3.240.0170.00717.45
8.3.230.0070.00316.59
8.3.220.0190.00419.17
8.3.210.0110.00716.98
8.3.200.0160.01216.57
8.3.190.0150.00917.10
8.3.180.0110.01117.42
8.3.170.0030.00620.61
8.3.160.0110.01117.50
8.3.150.0130.00617.38
8.3.140.0070.00316.64
8.3.130.0030.00718.49
8.3.120.0070.00319.22
8.3.110.0070.00320.94
8.3.100.0100.01317.36
8.3.90.0070.00326.77
8.3.80.0040.00819.36
8.3.70.0080.01118.39
8.3.60.0150.00416.75
8.3.50.0090.01223.63
8.3.40.0130.00620.91
8.3.30.0150.00318.67
8.3.20.0110.00024.18
8.3.10.0060.00324.66
8.3.00.0060.00326.16
8.2.300.0150.01020.77
8.2.290.0080.00620.88
8.2.280.0150.00618.88
8.2.270.0220.00017.85
8.2.260.0130.00620.64
8.2.250.0040.00817.37
8.2.240.0170.00317.99
8.2.230.0090.00622.58
8.2.220.0100.00024.06
8.2.210.0130.00026.77
8.2.200.0070.00417.13
8.2.190.0080.01117.38
8.2.180.0120.01225.92
8.2.170.0190.00019.77
8.2.160.0120.00622.96
8.2.150.0030.00725.66
8.2.140.0100.00024.66
8.2.130.0070.00326.16
8.2.120.0110.00026.35
8.2.110.0060.00920.60
8.2.100.0040.01218.41
8.2.90.0080.00318.47
8.2.80.0030.00619.82
8.2.70.0110.01179.33
8.2.60.0150.00679.33
8.2.50.0150.00479.33
8.2.40.0000.01879.33
8.2.30.0090.00979.33
8.2.20.0140.00479.33
8.2.10.0110.00779.33
8.2.00.0030.01479.33
8.1.340.0180.01018.24
8.1.330.0090.00522.64
8.1.320.0150.00917.03
8.1.310.0200.00318.42
8.1.300.0100.00018.19
8.1.290.0070.00418.88
8.1.280.0110.00825.92
8.1.270.0060.00323.99
8.1.260.0070.00328.09
8.1.250.0070.00428.09
8.1.240.0140.00723.72
8.1.230.0100.00322.78
8.1.220.0110.00018.41
8.1.210.0100.00019.27
8.1.200.0180.00079.33
8.1.190.0120.00679.33
8.1.180.0090.00979.33
8.1.170.0160.00379.33
8.1.160.0150.00579.33
8.1.150.0150.00579.33
8.1.140.0100.00779.33
8.1.130.0120.00679.33
8.1.120.0110.00779.33
8.1.110.0180.00079.33
8.1.100.0180.00079.33
8.1.90.0140.00379.33
8.1.80.0120.00679.33
8.1.70.0180.00079.33
8.1.60.0130.00679.33
8.1.50.0120.00779.33
8.1.40.0100.01079.33
8.1.30.0160.00379.33
8.1.20.0090.01279.33
8.1.10.0170.00779.33
8.1.00.0150.00679.33
8.0.300.0050.00520.58
8.0.290.0170.00079.33
8.0.280.0150.00579.33
8.0.270.0150.00479.33
8.0.260.0110.00779.33
8.0.250.0130.00579.33
8.0.240.0040.01579.33
8.0.230.0140.00479.33
8.0.220.0130.00479.33
8.0.210.0060.01279.33
8.0.200.0150.00379.33
8.0.190.0150.00479.33
8.0.180.0090.00979.33
8.0.170.0130.00479.33
8.0.160.0120.00879.33
8.0.150.0120.00679.33
8.0.140.0110.00879.33
8.0.130.0190.00079.33
8.0.120.0090.00979.33
8.0.110.0180.00079.33
8.0.100.0120.00679.33
8.0.90.0120.00679.33
8.0.80.0090.00979.33
8.0.70.0130.00479.33
8.0.60.0160.00479.33
8.0.50.0040.01779.33
8.0.30.0130.00779.33
8.0.20.0140.00579.33
8.0.10.0130.00579.33
8.0.00.0170.00379.33
7.4.330.0090.00679.33
7.4.320.0000.01979.33
7.4.300.0160.00379.33
7.4.290.0130.00479.33
7.4.280.0140.00579.33
7.4.270.0120.00679.33
7.4.260.0100.00879.33
7.4.250.0190.00079.33
7.4.240.0090.00979.33
7.4.230.0110.00779.33
7.4.220.0170.00079.33
7.4.210.0110.00679.33
7.4.200.0150.00279.33
7.4.190.0130.00379.33
7.4.180.0100.00779.33
7.4.160.0130.00479.33
7.4.150.0140.00479.33
7.4.140.0050.01179.33
7.4.130.0110.00679.33
7.4.120.0110.00579.33
7.4.110.0110.00779.33
7.4.100.0100.00779.33
7.4.90.0110.00579.33
7.4.80.0100.00779.33
7.4.70.0110.00579.33
7.4.60.0110.00579.33
7.4.50.0170.00079.33
7.4.40.0170.00079.33
7.4.30.0110.00679.33
7.4.20.0150.00079.33
7.4.10.0100.00779.33
7.4.00.0110.00879.33
7.3.330.0050.01479.33
7.3.320.0140.00379.33
7.3.310.0080.00879.33
7.3.300.0170.00079.33
7.3.290.0130.00579.33
7.3.280.0040.01279.33
7.3.270.0170.00079.33
7.3.260.0080.00879.33
7.3.250.0170.00079.33
7.3.240.0130.00379.33
7.3.230.0040.01279.33
7.3.220.0110.00779.33
7.3.210.0080.00879.33
7.3.200.0150.00379.33
7.3.190.0130.00379.33
7.3.180.0160.00079.33
7.3.170.0150.00479.33
7.3.160.0110.00679.33
7.3.150.0170.00079.33
7.3.140.0170.00079.33
7.3.130.0140.00479.33
7.3.120.0140.00379.33
7.3.110.0100.00779.33
7.3.100.0090.00979.33
7.3.90.0160.00079.33
7.3.80.0100.00779.33
7.3.70.0160.00079.33
7.3.60.0080.00879.33
7.3.50.0110.00679.33
7.3.40.0110.00579.33
7.3.30.0140.00379.33
7.3.20.0100.00579.33
7.3.10.0140.00479.33
7.3.00.0130.00479.33
7.2.340.0150.00379.33
7.2.330.0110.00779.33
7.2.320.0140.00279.33
7.2.310.0100.00779.33
7.2.300.0140.00379.33
7.2.290.0070.00979.33
7.2.280.0130.00579.33
7.2.270.0130.00379.33
7.2.260.0130.00379.33
7.2.250.0130.00379.33
7.2.240.0130.00379.33
7.2.230.0120.00479.33
7.2.220.0090.00979.33
7.2.210.0120.00479.33
7.2.200.0170.00379.33
7.2.190.0100.00779.33
7.2.180.0170.00479.33
7.2.170.0100.00779.33
7.2.160.0130.00379.33
7.2.150.0120.00679.33
7.2.140.0160.00079.33
7.2.130.0130.00379.33
7.2.120.0110.00579.33
7.2.110.0120.00479.33
7.2.100.0110.00679.33
7.2.90.0150.00279.33
7.2.80.0170.00079.33
7.2.70.0170.00079.33
7.2.60.0160.00279.33
7.2.50.0100.00779.33
7.2.40.0080.00879.33
7.2.30.0140.00379.33
7.2.20.0080.00879.33
7.2.10.0110.00579.33
7.2.00.0110.00779.33
7.1.330.0130.00479.33
7.1.320.0130.00379.33
7.1.310.0080.00879.33
7.1.300.0070.00779.33
7.1.290.0130.00379.33
7.1.280.0090.00679.33
7.1.270.0060.01079.33
7.1.260.0110.00579.33
7.1.250.0160.00079.33
7.1.240.0110.00479.33
7.1.230.0130.00379.33
7.1.220.0160.00079.33
7.1.210.0090.00679.33
7.1.200.0150.00079.33
7.1.190.0120.00479.33
7.1.180.0110.00479.33
7.1.170.0100.00579.33
7.1.160.0130.00379.33
7.1.150.0120.00479.33
7.1.140.0090.00979.33
7.1.130.0110.00479.33
7.1.120.0140.00379.33
7.1.110.0140.00079.33
7.1.100.0120.00479.33
7.1.90.0120.00379.33
7.1.80.0110.00479.33
7.1.70.0170.00079.33
7.1.60.0100.00679.33
7.1.50.0060.01079.33
7.1.40.0060.00979.33
7.1.30.0130.00479.33
7.1.20.0090.00679.33
7.1.10.0130.00379.33
7.1.00.0110.00479.33
7.0.330.0100.00579.33
7.0.320.0100.00579.33
7.0.310.0150.00079.33
7.0.300.0100.00579.33
7.0.290.0000.01679.33
7.0.280.0110.00479.33
7.0.270.0080.00879.33
7.0.260.0150.00079.33
7.0.250.0120.00479.33
7.0.240.0110.00479.33
7.0.230.0030.01279.33
7.0.220.0100.00579.33
7.0.210.0120.00479.33
7.0.200.0130.00379.33
7.0.190.0110.00479.33
7.0.180.0070.00779.33
7.0.170.0070.00779.33
7.0.160.0100.00479.33
7.0.150.0120.00479.33
7.0.140.0160.00079.33
7.0.130.0150.00079.33
7.0.120.0110.00479.33
7.0.110.0070.00779.33
7.0.100.0110.00479.33
7.0.90.0050.01079.33
7.0.80.0100.00779.33
7.0.70.0090.00979.33
7.0.60.0040.01279.33
7.0.50.0050.01079.33
7.0.40.0110.00479.33
7.0.30.0130.00379.33
7.0.20.0100.00579.33
7.0.10.0150.00079.33
7.0.00.0080.00879.33
5.6.400.0080.00679.33
5.6.390.0070.00779.33
5.6.380.0100.00579.33
5.6.370.0100.00579.33
5.6.360.0100.00679.33
5.6.350.0080.00879.33
5.6.340.0120.00379.33
5.6.330.0080.00879.33
5.6.320.0090.00679.33
5.6.310.0060.00979.33
5.6.300.0100.00579.33
5.6.290.0070.00779.33
5.6.280.0130.00379.33
5.6.270.0150.00079.33
5.6.260.0090.00679.33
5.6.250.0100.00579.33
5.6.240.0140.00079.33
5.6.230.0120.00379.33
5.6.220.0150.00079.33
5.6.210.0160.00079.33
5.6.200.0160.00079.33
5.6.190.0090.00679.33
5.6.180.0110.00479.33
5.6.170.0120.00479.33
5.6.160.0000.01479.33
5.6.150.0090.00679.33
5.6.140.0110.00479.33
5.6.130.0160.00079.33
5.6.120.0050.01079.33
5.6.110.0110.00479.33
5.6.100.0100.00579.33
5.6.90.0100.00479.33
5.6.80.0070.00779.33
5.6.70.0090.00679.33
5.6.60.0120.00679.33
5.6.50.0110.00379.33
5.6.40.0100.00379.33
5.6.30.0150.00079.33
5.6.20.0090.00579.33
5.6.10.0060.00879.33
5.6.00.0090.00579.33
5.5.380.0110.00479.33
5.5.370.0080.00679.33
5.5.360.0070.00779.33
5.5.350.0140.00079.33
5.5.340.0150.00079.33
5.5.330.0090.00679.33
5.5.320.0120.00479.33
5.5.310.0100.00579.33
5.5.300.0080.00879.33
5.5.290.0160.00079.33
5.5.280.0090.00679.33
5.5.270.0050.01079.33
5.5.260.0080.00879.33
5.5.250.0080.00879.33
5.5.240.0100.00579.33
5.5.230.0120.00479.33
5.5.220.0110.00479.33
5.5.210.0110.00479.33
5.5.200.0090.00679.33
5.5.190.0040.01179.33
5.5.180.0100.00379.33
5.5.170.0060.00879.33
5.5.160.0120.00379.33
5.5.150.0050.01079.33
5.5.140.0090.00579.33
5.5.130.0100.00579.33
5.5.120.0070.00779.33
5.5.110.0120.00379.33
5.5.100.0100.00379.33
5.5.90.0120.00379.33
5.5.80.0030.01279.33
5.5.70.0100.00479.33
5.5.60.0140.00079.33
5.5.50.0060.00979.33
5.5.40.0150.00079.33
5.5.30.0070.00779.33
5.5.20.0070.00779.33
5.5.10.0120.00379.33
5.5.00.0080.00879.33
5.4.450.0120.00079.33
5.4.440.0080.00479.33
5.4.430.0060.00679.33
5.4.420.0110.00079.33
5.4.410.0110.00079.33
5.4.400.0090.00379.33
5.4.390.0090.00379.33
5.4.380.0100.00379.33
5.4.370.0090.00379.33
5.4.360.0040.00879.33
5.4.350.0120.00079.33
5.4.340.0060.00679.33
5.4.330.0080.00379.33
5.4.320.0120.00079.33
5.4.310.0120.00079.33
5.4.300.0110.00079.33
5.4.290.0040.00779.33
5.4.280.0090.00379.33
5.4.270.0000.01279.33
5.4.260.0060.00679.33
5.4.250.0090.00479.33
5.4.240.0080.00479.33
5.4.230.0100.00279.33
5.4.220.0120.00079.33
5.4.210.0120.00079.33
5.4.200.0120.00079.33
5.4.190.0080.00479.33
5.4.180.0090.00279.33
5.4.170.0040.00979.33
5.4.160.0120.00079.33
5.4.150.0070.00479.33
5.4.140.0040.00779.33
5.4.130.0080.00379.33
5.4.120.0080.00479.33
5.4.110.0070.00479.33
5.4.100.0060.00679.33
5.4.90.0040.00779.33
5.4.80.0050.00579.33
5.4.70.0110.00079.33
5.4.60.0070.00479.33
5.4.50.0040.00779.33
5.4.40.0100.00079.33
5.4.30.0100.00079.33
5.4.20.0070.00479.33
5.4.10.0030.00979.33
5.4.00.0110.00079.33
5.3.290.0090.00379.33
5.3.280.0070.00479.33
5.3.270.0070.00579.33
5.3.260.0090.00479.33
5.3.250.0080.00379.33
5.3.240.0060.00679.33
5.3.230.0040.00779.33
5.3.220.0120.00079.33
5.3.210.0060.00679.33
5.3.200.0040.00779.33
5.3.190.0120.00079.33
5.3.180.0120.00079.33
5.3.170.0100.00279.33
5.3.160.0060.00679.33
5.3.150.0080.00479.33
5.3.140.0120.00079.33
5.3.130.0110.00079.33
5.3.120.0080.00479.33
5.3.110.0080.00479.33
5.3.100.0060.00679.33
5.3.90.0000.01179.33
5.3.80.0050.00579.33
5.3.70.0070.00379.33
5.3.60.0000.01179.33
5.3.50.0040.00779.33
5.3.40.0100.00579.33
5.3.30.0040.00779.33
5.3.20.0050.00579.33
5.3.10.0130.00079.33
5.3.00.0060.00679.33
5.2.170.0000.01179.33
5.2.160.0120.00079.33
5.2.150.0070.00479.33
5.2.140.0040.00779.33
5.2.130.0050.00579.33
5.2.120.0070.00479.33
5.2.110.0060.00679.33
5.2.100.0050.00579.33
5.2.90.0070.00479.33
5.2.80.0060.00479.33
5.2.70.0100.00079.33
5.2.60.0090.00379.33
5.2.50.0110.00079.33
5.2.40.0070.00379.33
5.2.30.0050.00579.33
5.2.20.0050.00579.33
5.2.10.0110.00079.33
5.2.00.0090.00079.33
5.1.60.0040.00779.33
5.1.50.0040.00479.33
5.1.40.0080.00379.33
5.1.30.0080.00379.33
5.1.20.0000.00979.33
5.1.10.0090.00079.33
5.1.00.0090.00079.33
5.0.50.0040.00479.33
5.0.40.0000.00979.33
5.0.30.0080.00079.33
5.0.20.0000.00879.33
5.0.10.0000.00879.33
5.0.00.0090.00079.33
4.4.90.0040.00079.33
4.4.80.0050.00079.33
4.4.70.0040.00079.33
4.4.60.0030.00079.33
4.4.50.0000.00479.33
4.4.40.0000.00479.33
4.4.30.0040.00079.33
4.4.20.0000.00379.33
4.4.10.0040.00079.33
4.4.00.0030.00079.33
4.3.110.0000.00379.33
4.3.100.0030.00079.33
4.3.90.0040.00079.33
4.3.80.0000.00479.33
4.3.70.0030.00079.33
4.3.60.0030.00079.33
4.3.50.0050.00079.33
4.3.40.0040.00079.33
4.3.30.0000.00379.33
4.3.20.0000.00379.33
4.3.10.0020.00279.33
4.3.00.0020.00279.33

preferences:
53.88 ms | 2810 KiB | 5 Q